根据短文内容，判断下列句子正误。

Hello, I'm Peter. I am an English boy. I'm twelve. I have a good friend. His name is Liu Gang. He is a Chinese student.

Now Liu Gang studies in No. 2 Middle School. He is twelve years old, too. He is in Class Two, Grade Seven. He likes English very much and he is good at it. This is his cat. I don't know its name. I think it is three. That is his schoolbag. You can see his school ID card, a pencil box, an English notebook, two Chinese notebooks, some exercise books and an English-Chinese dictionary in it.

I can help him with English. And he can help me with Chinese. I like to play soccer ball. Liu Gang likes to play soccer, too. We often play soccer after school every day.